11520880134178 has 16 divisors (see below), whose sum is σ = 17428384157184. Its totient is φ = 5711615227440.

The previous prime is 11520880134161. The next prime is 11520880134199. The reversal of 11520880134178 is 87143108802511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49002225 + ... + 49236772.

It is an arithmetic number, because the mean of its divisors is an integer number (1089274009824).

Almost surely, 2^{11520880134178} is an apocalyptic number.

11520880134178 is a deficient number, since it is larger than the sum of its proper divisors (5907504023006).

11520880134178 is a wasteful number, since it uses less digits than its factorization.

11520880134178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98239497.

The product of its (nonzero) digits is 430080, while the sum is 49.

Adding to 11520880134178 its reverse (87143108802511), we get a palindrome (98663988936689).

The spelling of 11520880134178 in words is "eleven trillion, five hundred twenty billion, eight hundred eighty million, one hundred thirty-four thousand, one hundred seventy-eight".